/*
 * Copyright 2006 Matt Jensen
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */
package org.spectaql.internal.util;

/**
 * <p>
 * <code>Extractor</code> defines the public interface to a generic object which extracts one object from another. It
 * commonly encapsulates the process of extracting a property value from a JavaBean or other object for purposes of
 * collection or map conversion.
 * </p>
 */
public interface Extractor<O, I>
{
    /**
     * <p>
     * Extract the value from a given source object.
     * </p>
     *
     * @param object the object from which to extract the value.
     * @return {@link Object} extracted value.
     */
    public O extract(I object);
}
